Add 75/63 and 81/8
1st number: 1 12/63, 2nd number: 10 1/8
75/63 + 81/8 is 1901/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
75/63 = 75 × 8/63 × 8 = 600/504 - Likewise, for the 2nd fraction, since 8 × 63 = 504,
81/8 = 81 × 63/8 × 63 = 5103/504 - Add the two like fractions:
600/504 + 5103/504 = 600 + 5103/504 = 5703/504 - 5703/504 simplified gives 1901/168
- So, 75/63 + 81/8 = 1901/168
In mixed form: 1153/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/63+81/16 75/63+81/24 75/63+81/40 75/63+81/56